Function to expand response to a more than one answer multiple choice question coded as a concatenated string

Usage

expand_choice(
  df,
  x,
  values,
  pattern = "",
  prefix = x,
  labels = values,
  sep = "."
)

Arguments

df: A dataframe containing the vector data that requires expansion.
x: Name of variable in df containing vector needing expansion.
values: Vector of string values used to create concatenated string response.
pattern: Pattern used to separate values in the concatenated string. Default is "" for concatenated strings with no separator.
prefix: Prefix to names of newly created variables.
labels: Vector of names to use for columns of resulting data.frame. If not specified, columns are named using values.
sep: Charater to separate prefix from labels in the names of newly created variables.

Value

A data.frame with same rows as df containing columns corresponding to each newly created variable.

Examples

if (FALSE) { # \dontrun{
expandMultipleChoice(df = individual,
                     x = "mddw1",
                     values = as.character(0:18),
                     pattern = " ",
                     prefix = "mddw",
                     sep = "")
} # }